Add Spectre.Cli to Spectre.Console

* Renames Spectre.Cli to Spectre.Console.Cli.
* Now uses Verify with Spectre.Console.Cli tests.
* Removes some duplicate definitions.

Closes #168

examples/Console/Exceptions/Exceptions.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net5.0</TargetFramework>
+    <ExampleTitle>Exceptions</ExampleTitle>
+    <ExampleDescription>Demonstrates how to render formatted exceptions.</ExampleDescription>
+    <ExampleGroup>Misc</ExampleGroup>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\src\Spectre.Console\Spectre.Console.csproj" />
+  </ItemGroup>
+
+</Project>

examples/Console/Exceptions/Program.cs

@@ -0,0 +1,66 @@
+using System;
+using System.Security.Authentication;
+using Spectre.Console;
+
+namespace Exceptions
+{
+    public static class Program
+    {
+        public static void Main(string[] args)
+        {
+            try
+            {
+                DoMagic(42, null);
+            }
+            catch (Exception ex)
+            {
+                AnsiConsole.WriteLine();
+                AnsiConsole.Render(new Rule("Default").LeftAligned());
+                AnsiConsole.WriteLine();
+                AnsiConsole.WriteException(ex);
+
+                AnsiConsole.WriteLine();
+                AnsiConsole.Render(new Rule("Compact").LeftAligned());
+                AnsiConsole.WriteLine();
+                AnsiConsole.WriteException(ex, ExceptionFormats.ShortenEverything | ExceptionFormats.ShowLinks);
+
+                AnsiConsole.WriteLine();
+                AnsiConsole.Render(new Rule("Compact + Custom colors").LeftAligned());
+                AnsiConsole.WriteLine();
+                AnsiConsole.WriteException(ex, new ExceptionSettings
+                {
+                    Format = ExceptionFormats.ShortenEverything | ExceptionFormats.ShowLinks,
+                    Style = new ExceptionStyle
+                    {
+                        Exception = new Style().Foreground(Color.Grey),
+                        Message = new Style().Foreground(Color.White),
+                        NonEmphasized = new Style().Foreground(Color.Cornsilk1),
+                        Parenthesis = new Style().Foreground(Color.Cornsilk1),
+                        Method = new Style().Foreground(Color.Red),
+                        ParameterName = new Style().Foreground(Color.Cornsilk1),
+                        ParameterType = new Style().Foreground(Color.Red),
+                        Path = new Style().Foreground(Color.Red),
+                        LineNumber = new Style().Foreground(Color.Cornsilk1),
+                    }
+                });
+            }
+        }
+
+        private static void DoMagic(int foo, string[,] bar)
+        {
+            try
+            {
+                CheckCredentials(foo, bar);
+            }
+            catch(Exception ex)
+            {
+                throw new InvalidOperationException("Whaaat?", ex);
+            }
+        }
+
+        private static void CheckCredentials(int qux, string[,] corgi)
+        {
+            throw new InvalidCredentialException("The credentials are invalid.");
+        }
+    }
+}